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1/* SPDX-License-Identifier: MIT */2/*3 * Copyright © 2019 Intel Corporation4 */5 6#ifndef INTEL_GT_DEBUGFS_H7#define INTEL_GT_DEBUGFS_H8 9#include <linux/file.h>10 11struct intel_gt;12 13#define __GT_DEBUGFS_ATTRIBUTE_FOPS(__name) \14static const struct file_operations __name ## _fops = { \15 .owner = THIS_MODULE, \16 .open = __name ## _open, \17 .read = seq_read, \18 .llseek = seq_lseek, \19 .release = single_release, \20}21 22#define DEFINE_INTEL_GT_DEBUGFS_ATTRIBUTE(__name) \23static int __name ## _open(struct inode *inode, struct file *file) \24{ \25 return single_open(file, __name ## _show, inode->i_private); \26} \27__GT_DEBUGFS_ATTRIBUTE_FOPS(__name)28 29#define DEFINE_INTEL_GT_DEBUGFS_ATTRIBUTE_WITH_SIZE(__name, __size_vf) \30static int __name ## _open(struct inode *inode, struct file *file) \31{ \32 return single_open_size(file, __name ## _show, inode->i_private, \33 __size_vf(inode->i_private)); \34} \35__GT_DEBUGFS_ATTRIBUTE_FOPS(__name)36 37void intel_gt_debugfs_register(struct intel_gt *gt);38 39struct intel_gt_debugfs_file {40 const char *name;41 const struct file_operations *fops;42 bool (*eval)(void *data);43};44 45void intel_gt_debugfs_register_files(struct dentry *root,46 const struct intel_gt_debugfs_file *files,47 unsigned long count, void *data);48 49/* functions that need to be accessed by the upper level non-gt interfaces */50int intel_gt_debugfs_reset_show(struct intel_gt *gt, u64 *val);51void intel_gt_debugfs_reset_store(struct intel_gt *gt, u64 val);52 53#endif /* INTEL_GT_DEBUGFS_H */54